Plant
Digitalis
14 US plant patents name this plant. 1 has expired, so that cultivar is free to propagate and sell. The next of the 13 still protected comes off patent on January 23, 2029.
Still under patent — 13 cultivars
Soonest to come off patent first. You may not propagate these for sale until the date shown.
- WALDIGONEPP20937Digitalis plant named ‘WALDIGONE’UNDER PATENTJanuary 23, 2029
- Wedding BellsPP22578Digitalis plant named ‘Wedding Bells’UNDER PATENTAugust 31, 2030
- DG 09/4PP25442Digitalis plant named ‘DG 09/4’UNDER PATENTSeptember 26, 2033
- TakforuglPP25640Digitalis plant named ‘Takforugl’UNDER PATENTFebruary 5, 2034
- TakforoivPP26554Digitalis plant named ‘Takforoiv’UNDER PATENTNovember 14, 2034
- TakfoplgoPP26586Digitalis plant named ‘Takfoplgo’UNDER PATENTNovember 20, 2034
- Berry CanaryPP27607Digitalis hybrid plant named ‘Berry Canary’UNDER PATENTMay 9, 2035
- FirebirdPP31840Digitalis ‘Firebird’UNDER PATENTJune 19, 2039
- BalroxosePP31900Digitalis plant named ‘Balroxose’UNDER PATENTSeptember 16, 2039
- ISOB007PP32442Digitalis plant named ‘ISOB007’UNDER PATENTJanuary 10, 2040
- FirecrackerPP32975Digitalis hybrid plant named ‘Firecracker’UNDER PATENTJuly 14, 2040
- FlamingoPP33763Digitalis hybrid plant named ‘Flamingo’UNDER PATENTJune 29, 2041
- Rising PhoenixPP33764Digitalis hybrid plant named ‘Rising Phoenix’UNDER PATENTJune 29, 2041
Already in the public domain — 1 cultivar
Most recently freed first. Anyone may propagate and sell this plant — though the name it is sold under may still be a live trademark.
- Spice IslandPP17849Digitalis plant named ‘Spice Island’PUBLIC DOMAINDecember 1, 2025
Botanically this is Digitalis. A patent expiring frees the plant, and its cultivar name with it — cultivar names cannot be trademarked. Any brand name it is sold under is a separate thing and may still be owned.